Container storage organizer



FIG. 1 is a top, front, and right side perspective view of a container storage organizer showing my new design;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is a left side elevational view thereof.

The broken-line disclosure in the views is understood to represent environmental structure not part of the claimed design. 

The ornamental design for a container storage organizer, as shown and described. 